| 2007 |
84%
|
| 2009 |
58%
|
| 1997 |
86%
|
| 1993 |
86%
|
| 1990 |
63%
|
| 2010 |
75%
|
| 1997 |
77%
|
| 1999 |
61%
|
| 1999 |
69%
|
| 2011 |
34%
|
| 2002 |
60%
|
